<template>
  <div class="login-container">
    <el-form class="login-form" auto-complete="on" label-position="left">
      <div class="title-container">
        <h3 class="title">后台系统</h3>
      </div>

      <el-form-item>
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          v-model="userName"
          placeholder="用户名"
          name="username"
          type="text"
          tabindex="1"
          auto-complete="on"
          autocomplete="off"
        />
      </el-form-item>
      <el-form-item>
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input
          :key="passwordType"
          v-model="userPassword"
          :type="passwordType"
          placeholder="密码"
          name="password"
          tabindex="2"
          auto-complete="on"
          @keyup.enter.native="handleLogin"
        />
        <span class="show-pwd" @click="showPwd">
          <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
        </span>
      </el-form-item>

      <el-button
        :loading="loading"
        type="primary"
        style="width:100%;margin-bottom:30px;"
        @click.native.prevent="handleLogin"
      >登录</el-button>
    </el-form>
  </div>
</template>

<script>
import { numAndWord, validatAlphabets } from '@/utils/validate.js'
// import { login } from '@/api/user.js'
// import { mapGetters } from 'vuex'
export default {
  name: 'Login',
  data() {
    return {
      userName: '',
      userPassword: '',
      loading: false,
      passwordType: 'password',
      redirect: undefined
    }
  },
  computed: {
    // ...mapGetters['avatar']
  },
  methods: {
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        // this.$refs.password.focus()
      })
    },
    handleLogin() {
      /* 校验帐号密码*/
      if (!(validatAlphabets(this.userName))) {
        this.$message({
          type: 'error',
          message: '帐号为大小写字母组成'
        })
        return false
      }
      if (!(numAndWord(this.userPassword))) {
        this.$message({
          type: 'error',
          message: '密码必须为字母、数字或字母加数字组合'
        })
        return false
      }

      var data = {
        userName: this.userName,
        userPassword: this.userPassword
      }
      // 登录
      // login(data).then(res => {
      //   console.log(res)
      //   if (res.resultCode === '0000') {
      //     this.$router.push({ path: this.redirect || '/' })
      //     console.log(6746)
      //   }
      //   this.loading = false
      // })
      this.$store.dispatch('user/login', data).then(res => {
        this.$router.push({ path: this.redirect || '/' })
        this.loading = false
      })
    }
  }
}
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg: #283443;
$light_gray: #fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor
  }
}

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;

.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;

  .login-form {
    position: relative;
    // width: 520px;
    width: 450px;
    max-width: 100%;
    padding: 20px;
    margin: 180px auto;
    overflow: hidden;
    // box-shadow: 0 0 18px 1px rgba(0,0,0,.2);
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      // font-size: 26px;
      // color: $light_gray;
      // margin: 0px auto 40px auto;
      // text-align: center;
      // font-weight: bold;
      width: 100%;
      line-height: 30px;
      font-size: 24px;
      text-align: center;
      margin: 0 auto;
      font-weight: 400;
      padding-bottom: 40px;
      color: #fff;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>
